Re: [OMPI users] running external program on same processor (Fortran)

2010-03-05 Thread Ralph Castain
mpletes, you could use a barrier or other MPI method to determine it. > I appreciate your time. > > From: r...@open-mpi.org > Date: Fri, 5 Mar 2010 07:55:59 -0700 > To: us...@open-mpi.org > Subject: Re: [OMPI users] running external programon same > processor

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-05 Thread abc def
From: r...@open-mpi.org List-Post: users@lists.open-mpi.org Date: Wed, 3 Mar 2010 07:24:32 -0700 To: us...@open-mpi.org Subject: Re: [OMPI users] running external program on sameprocessor (Fortran) It also would have been really helpful to know that you were using MVAPICH and -not- Open M

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-05 Thread Ralph Castain
on't seem to be getting anywhere. > > Thank you! > > From: r...@open-mpi.org > Date: Wed, 3 Mar 2010 07:24:32 -0700 > To: us...@open-mpi.org > Subject: Re: [OMPI users] running external program on sameprocessor > (Fortran) > > It also would have been

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-05 Thread abc def
.@open-mpi.org List-Post: users@lists.open-mpi.org Date: Wed, 3 Mar 2010 07:24:32 -0700 To: us...@open-mpi.org Subject: Re: [OMPI users] running external program on sameprocessor (Fortran) It also would have been really helpful to know that you were using MVAPICH and -not- Open MP

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread Terry Frankcombe
On Wed, 2010-03-03 at 12:57 -0500, Prentice Bisbal wrote: > Reuti wrote: > > Are you speaking of the same? > > Good point, Reuti. I was thinking of a cluster scheduler like SGE or > Torque. Yeah, I meant the scheduler in the CPU time slice sense. http://en.wikipedia.org/wiki/Scheduling_(computi

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread Prentice Bisbal
Reuti wrote: > Are you speaking of the same? Good point, Reuti. I was thinking of a cluster scheduler like SGE or Torque. > > Am 03.03.2010 um 17:32 schrieb Prentice Bisbal: > >> Terry Frankcombe wrote: >>> Surely this is the problem of the scheduler that your system uses, > > This I would also

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread Reuti
Are you speaking of the same? Am 03.03.2010 um 17:32 schrieb Prentice Bisbal: Terry Frankcombe wrote: Surely this is the problem of the scheduler that your system uses, This I would also state. rather than MPI? Scheduler in the Linux kernel? That's not true. The scheduler only assign

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread Prentice Bisbal
Terry Frankcombe wrote: > Surely this is the problem of the scheduler that your system uses, > rather than MPI? That's not true. The scheduler only assigns the initial processes to nodes and starts them. It can kill the processes it starts if they use too much memory or run too long, but doesn't p

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread Ralph Castain
the current core rank, and it seems to stay distributed and separated as I > want. > > Hope someone else finds this useful in the future. > > > Date: Wed, 3 Mar 2010 13:13:01 +1100 > > Subject: Re: [OMPI users] running external program on same processor > > (Fort

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-03 Thread abc def
to the current core rank, and it seems to stay distributed and separated as I want. Hope someone else finds this useful in the future. > Date: Wed, 3 Mar 2010 13:13:01 +1100 > Subject: Re: [OMPI users] running external program on sameprocessor > (Fortran) > > Surely t

Re: [OMPI users] running external program on same processor (Fortran)

2010-03-02 Thread Terry Frankcombe
Surely this is the problem of the scheduler that your system uses, rather than MPI? On Wed, 2010-03-03 at 00:48 +, abc def wrote: > Hello, > > I wonder if someone can help. > > The situation is that I have an MPI-parallel fortran program. I run it > and it's distributed on N cores, and each

[OMPI users] running external program on same processor (Fortran)

2010-03-02 Thread abc def
Hello, I wonder if someone can help. The situation is that I have an MPI-parallel fortran program. I run it and it's distributed on N cores, and each of these processes must call an external program. This external program is also an MPI program, however I want to run it in serial, on the co